v3.26.1
Regulatory Matters - Net Capital Position, Broker-Dealers (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Net Capital      
Amount required to be segregated in cash and securities for the benefit of customers $ 17,827 $ 20,211 $ 47,158
Hilltop Securities      
Net Capital      
Net capital 214,584    
Less: required net capital 8,460    
Excess net capital $ 206,124    
Net capital as a percentage of aggregate debit items 50.70%    
Net capital in excess of 5% aggregate debt items $ 193,435    
Momentum Independent Network      
Net Capital      
Net capital 7,648    
Less: required net capital 319    
Excess net capital 7,329    
Hilltop Broker-Dealers      
Net Capital      
Amount required to be segregated in cash and securities for the benefit of customers 17,800 $ 20,200  
Prime Lending      
Net Capital      
Capital received $ 5,000